07/23/19

Sum of the first 3 terms of and ap is 33 and then the sum of the next 4 is 128
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07/22/19

Find f(x) and g(x) so that the function can be described as y = f(g(x)).

This is the function: y= (9/x2) +2
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07/22/19

Equivalent Expressions
Which expressions are equivalent to cot ⁡θ?
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07/21/19

Five less than the product of 9 and a number is 3
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07/21/19

corollary of the fundamental theorem of algebra
Use the corollary of the fundamental theorem of algebra to find the number of complex roots for each polynomial. a. 1 2 3 4 b.  1 2 3 4 c. 1 2 3 4 d.  1 2 3 4
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07/21/19

proportions word problems

Jim needs to mix a medication with water to make the appropriate solution. Themedication says to mix 3 oz. of medication with 5 cups of water. Jim has 23 oz. ofmedication. How much water will he need? more
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07/20/19

What is the value of b?
If a/b < b/a, a^2 and ab=18, what is the value of b?Please explain step by step.
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07/19/19

Can sin(A+B)= sin⁡ A+sin⁡ B?
Is it ever possible that sin(A+B)= sin⁡ A+sin⁡ B? If so, explain how. If not, explain why not.
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07/19/19

Can sin (A+B)= sin A+sin B?
Is it ever possible that sin(A+B)= sin⁡ A+sin⁡ B? If so, explain how. If not, explain why not.
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07/19/19

1. A retirement account is opened with an initial deposit of $8,500 and earns 8.12% interest compounded monthly. What will the account be worth in 20 years?

What if the deposit were compounded monthly with simple interest? Could you see the situation in a graph? From what point one is better than the other?
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07/19/19

Sin312 degrees equals ?
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07/19/19

i think i have it setup correctly but im not sure
Solve the following equation for θ where 0≤θ<π.sec(−θ+π/2)=csc(−θ+π/2)what i have is (−θ+π/2)+(−θ+π/2)
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07/19/19

Rotate the axes to eliminate the xy-term in the equation: 13x^2 + (6√3)xy + 7y^2 – 48 = 0. Then write the equation in standard form.
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07/19/19

Rotate the axes to eliminate the xy-term in the equation: 2x^2 – 3xy – 2y^2 + 5 = 0. Then write the equation in standard form
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07/19/19

A painter finishes painting a house in 6 hours. Her assistant takes 8 hours to do the same job. How long will it take if they both work together

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07/18/19

how do i set this up?
Use a calculator to solve the following equation for θ on the interval [−90∘,90∘].csc(θ)=−5/4
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07/18/19

All of the following are equivalent except 5 is to 3, 45/27, 15/5, 7.5:4.5
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07/18/19

Applied math- Sin Law
Find the length of the chord BC to the nearest tenth of a centimetre.
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07/18/19

Solve for the variable in the following proportion n : 1/2 as 6:1

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07/18/19

A small plane takes off and heads directly upwind to an airport 40 miles away. It takes 30 minutes to get there. The return flight takes 20 minutes. What is the speed of the wind?
This is for my math review packet and I don't really understand how I can solve it.
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07/18/19

In ΔIJK, m∠I = (4x+5)^{\circ}(4x+5) ∘ , m∠J = (4x+18)^{\circ}(4x+18) ∘ , and m∠K = (x+4)^{\circ}(x+4) ∘ . What is the value of x?
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07/18/19

What is my average speed if I travel x mph for m hrs and then y mph for n hrs?
What is my average speed if I travel x mph for m hrs and then y mph for n hrs?
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07/18/19

How many milligrams will remain after 25 hours?
Hi all! I’m having so much trouble with this question. Please help! A radioactive substance decays exponentially. A scientist begins with 160 milligrams of a radioactive substance. After 14 hours,... more
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07/18/19

Using sets to solve problems

18 One weekend, there were 93 pizzas ordered for a college dorm. That weekend 19 customers ordered their pizza with just pepperoni, 11 customers ordered their pizza with just sausage, 15 ordered... more
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07/18/19

The variable z is directly proportional to x, and inversely proportional to y. When x is 5 and y is 14, z has the value 4.6428571428571. What is the value of z when x= 13, and y= 22 Round to 0000s
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